package com.itheima.sbdemo;

import com.itheima.domain.Student;

/*
StringBuilder   append
append(所有数据类型都可以)
 */
public class Demo03 {


    public static void main(String[] args) {
        StringBuilder sb = new StringBuilder();
        System.out.println(sb);
        System.out.println(sb);
        sb.append(10);
                sb.append('魑').append(10.5).append("hahaha").append(new Student("吴亦凡","31"));
        System.out.println(sb);



    }
}
